i Register
In some senses, templar is marked as obsolete, British. Watch for register when choosing this word.
noun
A barrister having chambers in the Inner Temple or Middle Temple.
adj
Of or relating to a temple.
c. 1815-1833?, Samuel Taylor Coleridge, Notes on Donne solitary, family, and templar devotion
noun
A Knight Templar, one of the Knights Templar.